The Nike iD program has long been a creative outlet for sneakerheads. With the ever growing range of colors and materials, the customizable process is growing the encompass all the colorways of your wildest dreams. The Nike iD Dunk Premium will be getting an upgrade as of tomorrow, July 19th, with a host of new colors and materials like full grain leather, twill, and corduroy (studio only on this option). These new choices exponentially increase the possibilities of customization for the Dunk, so what are you waiting for? Take a look at some examples of what will be newly available on the Dunk iD come tomorrow after the jump, and start thinking about what you will draw up with Nike iD.